Mundorf BS140-22 | 22 mH | 0,57 Ω | 3% | 15 AWG

The Mundorf BS140-22 is a premium iron core coil engineered to deliver exceptional performance in high-fidelity audio crossover networks. As part of the renowned MCoil FERON Stack core series, this component is specifically designed to handle demanding low-frequency filtering tasks with precision and reliability. Its robust construction makes it an ideal choice for audiophiles and professional loudspeaker builders seeking to refine bass response and achieve cleaner, more accurate sound reproduction.

This coil excels in a variety of applications, including two-way and three-way speaker systems, subwoofer crossovers, and high-power audio installations where stable inductance is critical. Whether you are upgrading an existing design or building a custom loudspeaker from scratch, the BS140-22 ensures seamless integration into passive crossover circuits, delivering consistent performance even under sustained high-power conditions.

Technically, the BS140-22 features a 22 mH inductance with a tight ±3% tolerance, ensuring precise frequency division. The 15 AWG wire diameter (1.45 mm) minimises resistive losses, while the exceptionally low DC resistance of just 0.57 Ω enhances efficiency and thermal stability. The iron core design provides high saturation resistance and excellent linearity, supporting an RMS power tolerance of 4. This combination of low resistance, tight tolerance, and robust core construction guarantees minimal signal degradation and long-term reliability.

In summary, the Mundorf BS140-22 is a superior choice for discerning audio enthusiasts who demand uncompromising quality in their crossover components. Its meticulous engineering and high-power handling capabilities make it a cornerstone for achieving refined, natural low-frequency reproduction.